CN108814892A - A kind of adjustable leg convalescence device - Google Patents

Abstract

The invention relates to the technical field of rehabilitation equipment, and discloses an adjustable leg rehabilitation device, including a platform, the bottom of the platform is fixedly connected with a control box, and the inner wall of the control box is fixedly connected with a first threaded rod through a bearing , the outer surface of the first threaded rod is fixedly connected with a driven cone wheel, the back side of the driven cone wheel is engaged with a driving cone wheel, and the inner surface of the driving cone wheel is fixedly connected with a rotating rod, The back of the rotating rod is fixedly connected with a handle, the outer surface of the first threaded rod and the right side of the driven cone wheel are threaded with a first threaded pipe, and the top of the first threaded pipe is fixedly connected with a support A first movable rod is fixedly connected to the top of the support rod, and a first through hole is opened on the right side of the control box corresponding to the first movable rod. The adjustable leg rehabilitation device can adjust the force borne by the legs, gradually restore muscles, and has a fast rehabilitation effect.

Description

An adjustable leg rehabilitation device

technical field

The invention relates to the technical field of rehabilitation equipment, in particular to an adjustable leg rehabilitation device.

Background technique

Rehabilitation equipment is the equipment used by the therapist to train the patient with certain equipment during rehabilitation training, or the therapist guides and helps the patient to use the equipment for training.

Therefore, the human body needs to recover from a sick state to a state of life and health. Rehabilitation equipment is essential. When the human leg is injured and rested in bed for a period of time, the leg muscles will atrophy, resulting in the inability to stand and walk, and the need to use the legs Rehabilitation equipment for rehabilitation exercise. For this, Chinese patent CN 105769509 A proposes a standing lower limb exercise rehabilitation device. The transmission component is a rack and pinion structure or a multi-link structure, and the corresponding control drive components are linear motors. With the position trigger, etc., as well as the servo motor and gearbox, the drive is controlled through the control box, and the actuator is driven by the transmission component and the control drive component to realize reciprocating motion. This method requires support with both hands, and cannot gradually increase the strength of the legs. The recovery effect is slow.

Contents of the invention

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the present invention provides an adjustable leg rehabilitation device, which has the advantages of being able to adjust the force borne by the legs, gradually recovering the muscles, and having a fast rehabilitation effect. The leg bears strength and the recovery effect is slow.

(2) Technical solutions

In order to achieve the above-mentioned purpose of adjusting the force borne by the legs, gradually recovering the muscles, and quickly recovering the effect, the present invention provides the following technical proposal: an adjustable leg rehabilitation device, including a platform, the bottom of which is fixedly connected with a control box, the inner wall of the control box is fixedly connected with a first threaded rod through a bearing, the outer surface of the first threaded rod is fixedly connected with a driven cone wheel, and the back of the driven cone wheel is engaged with a driving cone The inner surface of the driving conical wheel is fixedly connected with a rotating rod, the back of the rotating rod is fixedly connected with a handle, and the outer surface of the first threaded rod is threaded on the right side of the driven conical wheel. The first threaded pipe, the top of the first threaded pipe is fixedly connected with a support rod, the top end of the support rod is fixedly connected with a first movable rod, and the right side of the control box and corresponding to the first movable rod is provided with a second A through hole, the first movable rod extends to the outside of the control box through the first through hole, the right end of the first movable rod is fixedly connected with a spring, and the right side of the spring is fixedly connected with the first fixed rod, so The bottom of the platform is fixedly connected with a chute on the right side of the spring, the bottom of the platform is provided with a slide hole corresponding to the chute, the inside of the chute is movably connected with a slider, and the top of the slider is fixed A slide bar is connected, the top of the slide bar passes through the slide hole and extends to the top of the platform, the top end of the slide bar is fixedly connected with a placement platform, and the left side of the slide block is fixedly connected with a second movable bar. A second through hole is opened on the left side of the chute and corresponding to the second movable rod, the second movable rod passes through the second through hole and extends to the outside of the chute, and the left end of the second movable rod is provided with a card slot , the inside of the slot is movably connected with the first movable rod, the top of the second movable rod is movably connected with a second threaded rod, and the top end of the second threaded rod extends to the outside of the second movable rod and is fixed A block is connected, the bottom end of the second threaded rod passes through the first movable rod and the second movable rod in turn and extends to the outside of the second movable rod, and the outer surface of the second threaded rod is located on the second movable rod The bottom of the platform is threadedly connected with a second threaded pipe, the front and back of the platform are fixedly connected with a second fixed rod, the tops of the two second fixed rods are fixedly connected with handles, and the left and right sides of the bottom of the control box Both sides are fixedly connected with support blocks, and the bottoms of the two support blocks are fixedly connected with support rods, and the two support rods are fixedly connected through the base, and the bottom of the base is fixedly connected with rollers, and the left side of the platform A backrest is hinged on the side, an electric push rod is fixedly installed on the left side of the base top through a connecting seat, and a pull rod is fixedly connected to the left side of the backrest, and the pull rod is movably connected with the electric push rod through a rotating shaft.

Preferably, brake pads are installed on the right side of the rollers, the number of rollers is four, and they are evenly distributed on the four corners of the bottom of the base, the top of the rollers is a rotating movable structure, and the rotation angle of the rollers is at most three One hundred and sixty degrees.

Preferably, a soft pad is fixedly installed on the top of the platform, the inside of the soft pad is filled with sponge, and the outer surface of the soft pad is provided with anti-skid lines.

Preferably, both the first through hole and the second through hole are cylindrical, the inner diameters of the first through hole and the second through hole are larger than the diameter of the spring, the axis of the first through hole and the axis of the second through hole on the same line.

Preferably, the handle is L-shaped, the outer surface of the handle is covered with a sponge pad, the length of the right side of the handle and the sponge pad is not less than ten centimeters, and the length of the sponge pad is the same as the length of the handle.

Preferably, the second threaded pipe is cylindrical, the inner diameter of the second threaded pipe is larger than the inner diameter of the second threaded rod, and the outer surface of the second threaded pipe is provided with anti-skid lines.

Preferably, the number of the two support rods is two, and they are evenly distributed on the bottom of the control box, and the connection angle between the support rods and the base is 90 degrees.

Preferably, the connection angle between the right end of the second movable rod and the slider is 90 degrees, and the length of the slider connected to the top of the slider is greater than the sum of the thickness of the chute and the platform.

Preferably, the placing platform is L-shaped, the width of the placing platform is the same as that of the platform, and a non-slip mat is fixedly installed on the left side of the placing platform.

(3) Beneficial effects

Compared with the prior art, the present invention provides an adjustable leg rehabilitation device, which has the following beneficial effects:

1. The adjustable leg rehabilitation device fixes the first movable rod and the second movable rod through the second threaded rod, and drives the driving cone wheel to rotate by turning the handle, thereby driving the first thread connected to the driven cone wheel The rod rotates, so that the first movable rod connected with the first threaded pipe pulls the spring, thereby increasing the force required for the movement of the slider, thereby achieving the purpose of adjusting the force borne by the legs, gradually recovering muscles, and achieving a fast rehabilitation effect.

2. The adjustable leg rehabilitation device is fixedly connected with an electric push rod through the left side of the top of the base. When the electric push rod is extended, the angle between the backrest and the platform can be adjusted, and the top of the platform is fixedly connected with a soft cushion to increase In order to improve the comfort, the front and back of the platform are fixedly connected with the handle through the second fixed rod, so that the user can hold the handle when using it, and better make the legs move, thus playing a convenient and comfortable use. effect.

Description of drawings

Fig. 1 is a kind of adjustable leg rehabilitation device structural schematic diagram that the present invention proposes;

Fig. 2 is a right view of the connection structure between the rotating rod and the handle proposed by the present invention;

Fig. 3 is a partially enlarged structure diagram of part A in Fig. 1 proposed by the present invention.

In the figure: 1 platform, 2 control box, 3 first threaded rod, 4 driven conical wheel, 5 driving conical wheel, 6 rotating rod, 7 handle, 8 first threaded pipe, 9 pole, 10 first activity Rod, 11 first through hole, 12 spring, 13 first fixed rod, 14 chute, 15 slide hole, 16 slide block, 17 slide bar, 18 placement platform, 19 second movable rod, 20 second through hole, 21 Card slot, 22 second threaded rod, 23 block, 24 second threaded pipe, 25 second fixed rod, 26 handle, 27 support block, 28 support rod, 29 base, 30 roller, 31 backrest, 32 electric push rod , 33 pull rods.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Figure 1-3, an adjustable leg rehabilitation device, including a platform 1, a cushion is fixedly installed on the top of the platform 1, the interior of the cushion is filled with sponge, and the outer surface of the cushion is provided with anti-skid lines , making the user more comfortable lying on the platform 1, increasing the comfort of the device, the bottom of the platform 1 is fixedly connected with the control box 2, and the inner wall of the control box 2 is fixedly connected with the first threaded rod 3 through the bearing, the first thread The outer surface of the rod 3 is fixedly connected with a driven conical wheel 4, the back of the driven conical wheel 4 is engaged with a driving conical wheel 5, and the inner surface of the driving conical wheel 5 is fixedly connected with a rotating rod 6. The back is fixedly connected with a handle 7, the handle 7 is L-shaped, and the outer surface of the handle 7 is provided with a non-slip pad, which is convenient for the user to turn the handle 7. The outer surface of the first threaded rod 3 is located on the right side of the driven cone wheel 4 A first threaded pipe 8 is threaded, the top of the first threaded pipe 8 is fixedly connected with a pole 9, the top of the pole 9 is fixedly connected with a first movable rod 10, and the right side of the control box 2 corresponds to the first movable rod 10 A first through hole 11 is opened at the place, the first through hole 11 and the second through hole 20 are all cylindrical, the inner diameters of the first through hole 11 and the second through hole 20 are larger than the diameter of the spring 12, the first through hole 11 The axis center and the axis center of the second through hole 20 are on the same straight line. When the first movable rod 10 or the second movable rod 19 fully stretches the spring 12, the first movable rod 10 can pass through the first through hole 11. Extending to the outside of the control box 2, the right end of the first movable rod 10 is fixedly connected with a spring 12, the right side of the spring 12 is fixedly connected with a first fixed rod 13, and the bottom of the platform 1 is fixedly connected with a sliding rod on the right side of the spring 12. Slot 14, the bottom of the platform 1 and the corresponding chute 14 are provided with a slide hole 15, the inside of the chute 14 is movably connected with a slider 16, the top of the slider 16 is fixedly connected with a slide bar 17, and the top of the slide bar 17 runs through the slide The hole 15 extends to the top of the platform 1, the top of the slide bar 17 is fixedly connected with a placement platform 18, the placement platform 18 is L-shaped, the width of the placement platform 18 is the same as the width of the platform 1, and the left side of the placement platform 18 is fixedly installed with an anti-skid The pad is convenient for users to place their feet on the placement table 18, and can make the user apply force to the placement table 18 more conveniently. The left side of the slider 16 is fixedly connected with a second movable rod 19, and the second movable rod 19 The connecting angle between the right end and the slide block 16 is ninety degrees, and the length of the slide bar 17 connected to the top of the slide block 16 is greater than the sum of the thickness of the chute 14 and the thickness of the platform 1, so that the placing table 18 can be kept parallel with the platform 1, which is convenient The user puts the foot on the placement table 18, which increases the effect of rehabilitation. The left side of the chute 14 is provided with a second through hole 20 corresponding to the second movable rod 19, and the second movable rod 19 runs through the second through hole 20. and extend to the outside of the chute 14, the left end of the second movable rod 19 is provided with a draw-in groove 21, the inside of the draw-in groove 21 is movably connected with the first movable rod 10, and the top of the second movable rod 19 is movably connected with a second threaded rod 22. The top end of the second threaded rod 22 extends to the outside of the second movable rod 19 and is fixedly connected with a block 23, and the bottom end of the second threaded rod 22 runs through the first A movable rod 10 and a second movable rod 19 extend to the outside of the second movable rod 19, and the outer surface of the second threaded rod 22 is threadedly connected with a second threaded pipe 24 under the second movable rod 19, and the second screw thread The pipe 24 is cylindrical, the inner diameter of the second threaded pipe 24 is greater than the inner diameter of the second threaded rod 22, and the outer surface of the second threaded pipe 24 is provided with anti-slip lines, so that the second threaded pipe 24 is threadedly connected to the second threaded rod 22 , preventing the second threaded rod 22 from falling out of the slot 21, increasing the stability of the device, and at the same time, the first fixed rod 13 can be separated from the second movable rod 19, so that the spring 12 does not apply force to the slider 16, so that the user Start telescopic rehabilitation with the least force, the front and back of the platform 1 are fixedly connected with the second fixed rod 25, and the tops of the two second fixed rods 25 are fixedly connected with the handle 26, the handle 26 is L-shaped, grip The outer surface of 26 is covered with a sponge pad, the length of the right side of the handle 26 and the length of the sponge pad is not less than ten centimeters, the length of the sponge pad is the same as the length of the handle 26, which increases the comfort of the user, while holding Holding the handle 26 can make the user more convenient to use the legs to exert force, so that the rehabilitation effect is better. The left and right sides of the bottom of the control box 2 are fixedly connected with support blocks 27, and the bottoms of the two support blocks 27 are fixedly connected with Support rods 28, the number of two support rods 28 is two, and evenly distributed on the bottom of the control box 2, the connection angle between the support rods 28 and the base 29 is 90 degrees, which increases the stability of the device and prevents the platform 1 from tilting , causing the user to be injured, the two support rods 28 are fixedly connected through the base 29, the bottom of the base 29 is fixedly connected with a roller 30, the right side of the roller 30 is equipped with a brake pad, the number of the roller 30 is four, and the uniform Distributed at the four corners of the bottom of the base 29, the top of the roller 30 is a rotating movable structure, the maximum rotation angle of the roller 30 is 360 degrees, the roller 30 can be easily moved, and the brake pad can fix the roller 30 to prevent use When in use, the roller 30 is caused to move, which increases the safety of the device. The top of the roller 30 is a movable structure, which is convenient for the device to turn and move. An electric push rod 32 is fixedly installed, and a pull rod 33 is fixedly connected to the left side of the backrest 31, and the pull rod 33 is movably connected with the electric push rod 32 through a rotating shaft.

When in use, by controlling the extension length of the electric push rod 32, since the left side of the backrest 31 is fixedly connected with a pull rod 33, the pull rod 33 is movably connected with the electric push rod 32, and the backrest 31 is hinged with the platform 1, thereby following the electric push rod 32 Elongation or shortening, the angle between the backrest 31 and the platform 1 can be adjusted, and the second threaded pipe 24 is threadedly connected with the second threaded rod 22 to prevent the second threaded rod 22 from breaking away from the draw-in groove 21, and the second threaded rod 22 connects the second threaded rod 22 One movable rod 10 is fixed with the second movable rod 19, drives the driving cone wheel 5 to rotate by turning the handle 7, and the driving cone wheel 5 meshes with the driven cone wheel 4, thereby driving the first driven cone wheel 4 to be connected. The threaded rod 3 rotates, the first threaded pipe 8 and the rest of the first threaded rod 3 are threaded, thereby driving the first threaded pipe 8 to move, so that the first movable rod 10 connected to the first threaded pipe 8 pulls the spring 12, thereby increasing the slider 16 The force required to move.

In summary, the adjustable leg rehabilitation device fixes the first movable rod 10 and the second movable rod 19 through the second threaded rod 22, and drives the driving cone wheel 5 to rotate by turning the handle 7, thereby driving the driven The first threaded rod 3 connected to the conical wheel 4 rotates, so that the first movable rod 10 connected to the first threaded tube 8 pulls the spring 12 , thereby increasing the force required for the movement of the slider 16 .

Moreover, an electric push rod 32 is fixedly connected to the left side of the top of the base 29. When the electric push rod 32 is extended, the angle between the backrest 31 and the platform 1 can be adjusted, and the top of the platform 1 is fixedly connected with a cushion, which increases comfort , the front and back of the platform 1 are fixedly connected with the handle 26 through the second fixed rod 25, so that the user can hold the handle 26 with his hand when using, and better make the legs move, thereby playing a convenient and comfortable use It can adjust the force of the legs, gradually restore the muscles, and achieve the purpose of fast recovery.

It should be noted that the term "comprising", "comprising" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, but also includes none other elements specifically listed, or also include elements inherent in such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (9)

1. a kind of adjustable leg convalescence device, including platform（1）, it is characterised in that：The platform（1）Bottom fixed connect It is connected to control cabinet（2）, the control cabinet（2）Inner wall the first threaded rod is fixedly connected with by bearing（3）, first screw thread Bar（3）Outer surface be fixedly connected with driven taper cone pulley（4）, the driven taper cone pulley（4）The back side be engaged with driving cone pulley （5）, the driving cone pulley（5）Inner surface be fixedly connected with bull stick（6）, the bull stick（6）The back side be fixedly connected with handle Hand（7）, first threaded rod（3）Outer surface and be located at driven taper cone pulley（4）Right side be threaded with the first screwed pipe （8）, first screwed pipe（8）Top be fixedly connected with strut（9）, the strut（9）Top be fixedly connected with first Motion bar（10）, the control cabinet（2）Right side and corresponding first motion bar（10）Place offers first through hole（11）, described One motion bar（10）Pass through first through hole（11）Extend to control cabinet（2）Outside, first motion bar（10）Right end it is solid Surely it is connected with spring（12）, the spring（12）Right side be fixedly connected with the first fixed link（13）, the platform（1）Bottom And it is located at spring（12）Right side be fixedly connected with sliding slot（14）, the platform（1）Bottom and corresponding sliding slot（14）Place opens up There is slide opening（15）, the sliding slot（14）Internal activity be connected with sliding block（16）, the sliding block（16）Top be fixedly connected with Slide bar（17）, the slide bar（17）Top run through slide opening（15）And extend to platform（1）Top, the slide bar（17）Top End is fixedly connected with mounting table（18）, the sliding block（16）Left side be fixedly connected with the second motion bar（19）, the sliding slot （14）Left side and corresponding second motion bar（19）Place offers the second through-hole（20）, second motion bar（19）Through second Through-hole（20）And extend to sliding slot（14）Outside, second motion bar（19）Left end offer card slot（21）, the card Slot（21）Inside and the first motion bar（10）It is flexibly connected, second motion bar（19）Top movable be connected with the second spiral shell Rasp bar（22）, second threaded rod（22）Top top extend to the second motion bar（19）Outside and be fixedly connected with fixture block （23）, second threaded rod（22）Bottom end sequentially pass through the first motion bar（10）With the second motion bar（19）And extend to Two motion bars（19）Outside, second threaded rod（22）Outer surface and be located at the second motion bar（19）Lower square thread connect It is connected to the second screwed pipe（24）, the platform（1）Front and back be fixedly connected to the second fixed link（25）, described in two Second fixed link（25）Top be fixedly connected to handle（26）, the control cabinet（2）The left and right sides of bottom is fixed to be connected It is connected to supporting block（27）, two supporting blocks（27）Bottom be fixedly connected to support rod（28）, two support rods （28）Pass through pedestal（29）It is fixedly connected, the pedestal（29）Bottom be fixedly connected with idler wheel（30）, the platform（1）A left side Side is hinged with backrest（31）, the pedestal（29）The left side at top is fixedly installed with electric pushrod by attachment base（32）, described Backrest（31）Left side be fixedly connected with pull rod（33）, the pull rod（33）Pass through shaft and electric pushrod（32）It is flexibly connected.

2. a kind of adjustable leg convalescence device according to claim 1, it is characterised in that：The mounting table（18）It is in L shape, mounting table（18）Width and platform（1）Of same size, mounting table（18）Left side is fixedly installed with non-slip mat.

3. a kind of adjustable leg convalescence device according to claim 1, it is characterised in that：The idler wheel（30）The right side Side is mounted on brake piece, idler wheel（30）Quantity be four, and be evenly distributed in pedestal（29）Four angles of bottom, idler wheel （30）Top be rotary moveable structure, idler wheel（30）Rotation angle be up to 360 deg.

4. a kind of adjustable leg convalescence device according to claim 1, it is characterised in that：The platform（1）Top Portion is fixedly installed with cushion, the sponge of the inside filling of the cushion, and the outer surface of cushion offers anti-skid chequer.

5. a kind of adjustable leg convalescence device according to claim 1, it is characterised in that：The first through hole（11） With the second through-hole（20）It is cylindrical, first through hole（11）With the second through-hole（20）Internal diameter be greater than spring（12）Diameter, First through hole（11）Axle center and the second through-hole（20）Axle center on same straight line.

6. a kind of adjustable leg convalescence device according to claim 1, it is characterised in that：The handle（26）In L Shape, handle（26）Outer surface is arranged with foam-rubber cushion, handle（26）Right side and the length of foam-rubber cushion be not less than ten centimetres, sponge The length and handle of pad（26）Length it is identical.

7. a kind of adjustable leg convalescence device according to claim 1, it is characterised in that：Two support rods （28）Quantity be two, and be evenly distributed on control cabinet（2）Bottom, support rod（28）With pedestal（29）Connection angle be 90 degree.

8. a kind of adjustable leg convalescence device according to claim 1, it is characterised in that：Second screwed pipe （24）It is cylindrical, the second screwed pipe（24）Internal diameter be greater than the second threaded rod（22）Internal diameter, the second screwed pipe（24）It is outer Surface offers anti-skid chequer.

9. a kind of adjustable leg convalescence device according to claim 1, it is characterised in that：Second motion bar （19）Right end and sliding block（16）Connection angle be 90 degree, sliding block（16）The slide bar of top connection（17）Length is greater than sliding slot （14）Thickness and platform（1）Thickness summation.